Obsolete since Gecko 29 (Firefox 29 / Thunderbird 29 / SeaMonkey 2.26)
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.
Selection.selectionLanguageChange()
method is a Gecko/Firefox internal method that was exposed to web pages until Firefox 29. It was removed in
bug 949445
and should not be used.
Selection
AbortController
AbortSignal
Attr
ByteString
CDATASection
CSSPrimitiveValue
CSSValue
CSSValueList
CharacterData
ChildNode
注释
CustomEvent
DOMConfiguration
DOMError
DOMErrorHandler
DOMException
DOMImplementation
DOMImplementationList
DOMImplementationRegistry
DOMImplementationSource
DOMLocator
DOMObject
DOMParser
DOMPoint
DOMPointInit
DOMPointReadOnly
DOMRect
DOMString
DOMTimeStamp
DOMTokenList
DOMUserData
Document
DocumentFragment
DocumentType
元素
ElementTraversal
Entity
EntityReference
事件
EventTarget
HTMLCollection
MutationObserver
节点
NodeFilter
NodeIterator
NodeList
NonDocumentTypeChildNode
ProcessingInstruction
PromiseResolver
范围
文本
TextDecoder
TextEncoder
TimeRanges
TreeWalker
TypeInfo
USVString
UserDataHandler